Merge pull request #4939 from SuperAuguste/master
translate-c: Properly translate C multicharacter literals
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c5ced0d74a
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@ -5433,12 +5433,21 @@ fn parseCPrimaryExpr(c: *Context, it: *CTokenList.Iterator, source: []const u8,
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switch (tok.id) {
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.CharLiteral => {
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const first_tok = it.list.at(0);
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const token = try appendToken(c, .CharLiteral, try zigifyEscapeSequences(c, source[tok.start..tok.end], source[first_tok.start..first_tok.end], source_loc));
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const node = try c.a().create(ast.Node.CharLiteral);
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node.* = .{
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.token = token,
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};
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return &node.base;
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if (source[tok.start] != '\'' or source[tok.start + 1] == '\\' or tok.end - tok.start == 3) {
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const token = try appendToken(c, .CharLiteral, try zigifyEscapeSequences(c, source[tok.start..tok.end], source[first_tok.start..first_tok.end], source_loc));
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const node = try c.a().create(ast.Node.CharLiteral);
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node.* = .{
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.token = token,
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};
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return &node.base;
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} else {
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const token = try appendTokenFmt(c, .IntegerLiteral, "0x{x}", .{source[tok.start+1..tok.end-1]});
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const node = try c.a().create(ast.Node.IntegerLiteral);
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node.* = .{
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.token = token,
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};
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return &node.base;
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}
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},
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.StringLiteral => {
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const first_tok = it.list.at(0);
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@ -2873,4 +2873,10 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
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, &[_][]const u8{
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\\pub const FOO = "a" ++ ("b" ++ "c");
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});
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cases.add("multibyte character literals",
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\\#define FOO 'abcd'
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, &[_][]const u8{
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\\pub const FOO = 0x61626364;
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});
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}
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